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Stone description: coarse grain
| Wall Number | Country Sort ascending | State | Classification | Source |
|---|---|---|---|---|
| 9RB34 | United States | Alabama | Sandstone | DaKalb County |
| 11Ra25 | United States | Kansas | Limestone | Cottonwood |
| 2L4 | United States | Tennessee | Marble | Knoxville |
| 5RA7 | United States | Ohio | Sandstone | Lewis Mills |
| 6RB19 | United States | Pennsylvania | Diabase | Reading |
| 9LA24 | United States | Massachusetts | Granite | Brockton |
| 10Lb37 | United States | West Virginia | Sandstone | Grafton |
| 13RA9 | United States | Connecticut | Marble | E. Canaan |
| 5LB17 | United States | Massachusetts | Granite | Gloucester |
| 6LA40 | United States | Maryland | Granite | Ilchester |
| 7RB20 | United States | Ohio | Sandstone | Independence |
| 9RB35 | United States | West Virginia | Sandstone | Charleston |
| 11RA27 | United States | Kansas | Limestone | Cottonwood |
| 2R13 | United States | Connecticut | Marble | E. Canaan |
| 5RA9 | United States | Ohio | Sandstone | Belleville |
| 6RB21 | United States | Ohio | Sandstone | Marietta |
| 9LA25 | United States | North Carolina | Sandstone | Raleigh |
| 10LB41 | United States | Maryland | Quartzite | Frederick Co. |
| 13RB14 | United States | Iowa | Limestone | Charles City |
| 5LB18 | United States | Massachusetts | Granite | Gloucester |
| 6LA41 | United States | South Carolina | Granite | Aiken Co. |
| 7RB36 | United States | Nevada | Sandstone | Carson City |
| 11RA38 | United States | Tennessee | Sandstone | Ducktown |
| 2R4 | United States | Tennessee | Marble | Knoxville |
| 5RB11 | United States | Massachusetts | Granite | Quincy |
| 6RB22 | United States | Massachusetts | Granite | Rockport |
| 9LA26 | United States | North Carolina | Sandstone | Raleigh |
| 14LB36 | Spain | Marble | Saragossa Prov. | |
| 14RB36 | Spain | Limestone | Murcia, Murcia | |
| 13RA34 | Spain | Marble | Ricla, Saragossa | |
| 13RA35 | Spain | Limestone | Murcia, Murcia | |
| 9LA15 | Siam (Thailand) | Marble | ? | |
| 8RB2 | Portugal | Limestone | Corredoura, Leiria | |
| 9RB42 | Portugal | Sandstone | St. Miguel, Coimbra | |
| 10RA29 | Mexico | Andesite | Ixtapalapa | |
| 6RB38 | Mexico | Tuff | Huehutoca | |
| 9RA32 | Italy | Sandstone | Leghorn | |
| 11LB25 | Italy | Sandstone | Leghorn | |
| 5lb46 | Argentina | Serpentine | Unknown |